package com.power.aspect;

import cn.hutool.core.util.ObjectUtil;
import com.alibaba.fastjson.JSONObject;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.reflect.MethodSignature;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import java.lang.reflect.Method;
import java.util.Date;

/**
 * @Description 记录系统日志的切面
 * @Author dingchunlin
 * @Date 2024/07/13 13:47
 * @Version 1.0.0
 */
@Component
@Aspect
@Slf4j
public class SysLogAspect {

    private static final String POINTCUT_EXPRESSION = "execution(* com.power.controller.*.*(..))";

    @Around(value = POINTCUT_EXPRESSION)
    public Object logAround(ProceedingJoinPoint joinPoint){
        Object result = null;
        // 获取请求对象
        ServletRequestAttributes requestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
        HttpServletRequest request = requestAttributes.getRequest();
        // 获取请求路径
        String path = request.getRequestURI();
        //获取ip地址
        String remoteHost = request.getRemoteHost();
        //获取请求方法
        Object[] args = joinPoint.getArgs();
        //获取请求方法
        MethodSignature signature = (MethodSignature) joinPoint.getSignature();
        Method method = signature.getMethod();
        String methodName = method.toString();
        // 获取目标方法的ApiOperation注解中的value值
        ApiOperation apiOperation = method.getDeclaredAnnotation(ApiOperation.class);
        // 判断是否为空
        String operation = "";
        if (ObjectUtil.isNotEmpty(apiOperation)){
            // 获取ApiOperation注解中的value值
            operation = apiOperation.value();
        }

        String finalArgs = "";
        // 判断参数类型
        if (ObjectUtil.isNotEmpty(args) && args.length  != 0 && args[0] instanceof MultipartFile){
            // 上传文件
            finalArgs = "file";
        }else {
            // 将参数对象转为json字符串
            finalArgs = JSONObject.toJSONString(apiOperation);
        }
        //记录开始时间
        long startTime = System.currentTimeMillis();
        try {
            // 记录日志
            result = joinPoint.proceed(args);
        } catch (Throwable e) {
            throw new RuntimeException(e);
        }
        //记录结束时间
        long endTime = System.currentTimeMillis();

        // 执行时间
        long executeTime = endTime - startTime;
        log.info("调用时间:{},请求接口路径:{},请求IP地址:{},方法名称:{},执行时长:{},方法描述:{}",
                new Date(),
                path,
                remoteHost,
                methodName,
                executeTime,
                operation);
        // 记录日志
        return result;
    }


}
